The market is held every day of the week, all year round, in the morning.
On 2 June, the municipality celebrates Saint Erasmus with many professionals of the sea.
The Saint John fire is installed at the end of June on Paoli square with many activities.
Fireworks are fired to celebrate the national holiday every July 14th.
During the summer season, L'Isula in Festa offers several concerts and other free activities.
All summer, in the evening, you can discover the Nocturnes of Art under the covered market.
The fair of L'Île-Rousse is held between the end of September and the beginning of October on the Paoli square.
A large Christmas light is lit between 24 and 25 December.